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Chinese Agricultural Science Bulletin ›› 2015, Vol. 31 ›› Issue (19): 74-79.doi: 10.11924/j.issn.1000-6850.casb15040113

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Influence of Environment on Pod Quantity of Six Okra Cultivars

  

  • Received:2015-04-14 Revised:2015-06-17 Accepted:2015-04-27 Online:2015-07-28 Published:2015-07-28

Abstract: In order to explore the effects of environmental temperature and humidity on pod quantity of Abelmoschus esculentus L., six varieties of okra (three different types) were applied as materials and greenhouse facility cultivation and the field cultivation (as control) were carried out in this study. Environmental temperature and humidity and pod quantity of okra were surveyed. The results showed that under greenhouse cultivation environment, along with the changes in temperature and humidity, the average pod quantity (each week/one plot) of variety LQK-1 and HQK-3 increased compared with that under field cultivation. Also, the average pod quantity (each week/one plant) of green okra varieties (35- 65) was more than that of red okra varieties (16-39) at a level of significant difference, and the average pod quantity (each week/one plant) of red variety HQK-2 (2-2.7) was the lowest. The effects of environmental temperature and humidity on pod quantity of different okra types were inconsistent. The dwarf type is suitable for greenhouse facility cultivation. The pod quantity can be used as a selection characteristic for DUS testing to distinguish varieties.